CN204875761U - Pile foundation construction equipment - Google Patents
Pile foundation construction equipment Download PDFInfo
- Publication number
- CN204875761U CN204875761U CN201520528845.8U CN201520528845U CN204875761U CN 204875761 U CN204875761 U CN 204875761U CN 201520528845 U CN201520528845 U CN 201520528845U CN 204875761 U CN204875761 U CN 204875761U
- Authority
- CN
- China
- Prior art keywords
- pile
- steel pipe
- construction
- monkey
- pile foundation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a pile foundation construction equipment, the device include steel -pipe pile (30) that comprise multisection steel pipe (31), steel sheet (32), shoe (33), still include pile monkey (34) through rope (51) fixed connection of hoist engine (50). The utility model discloses can be in the narrow and small region in space, gorge, hug closely under the complicated ambient condition such as construction of the building foot of a wall or partition wall construction and increase the construction of pile foundation under the soft soil property condition newly to be applicable to that the house is construct, enlargement foundation stabilization, pile foundation underpin, construct the construction that adds pile foundations such as layer.
Description
Technical field
The utility model relates to the technical field of Building Engineering Design and construction, particularly a kind of pile foundation construction device.
Background technology
In the technical field of Building Engineering Design and construction, the method for repairing, extending pile foundation reinforcement for house mainly contains three kinds of main method such as anchor jacked pile, root pile and grouting steel pipe pile.
1, anchor jacked pile
Anchor jacked pile, be mooring rod technique and static pressed pile technology combine formed a kind of pile foundation construction technique, it fixes pressure pile reaction frame by burying anchor pole on basis underground, the gravity load played using building is as pressure pile reaction, with jack, pile cutoff is pressed into piecemeal in the soil body in stake hole that is reserved or that dig afterwards from basis, then stake and basis are linked together, thus reach the object improving foundation bearing capacity and control settlement.It has construction machinery light and flexible, easy construction, and the scope of operation is little, can at indoor construction and have that energy consumption is low, friction, noiselessness, the advantage such as pollution-free, be widely used in the basement process of various new and old buildings thing.But anchor rod static pressure pile driving construction prerequisite needs building to build up and can provide the counter-force required for piling, or need additionally to build the anchor pole reaction frame that can supply piling, therefore, it is higher that its construction costs compares additive method.Adopt anchor jacked pile, need to expose basis, excavation groove, field condition does not allow large area to expose basis, and difficulty of construction is large, and meanwhile, weak foundation cannot improve enough pressure pile reactions.
2, root pile
Root pile, refer to that diameter is not more than 300mm, draw ratio be greater than 30, rig pore-forming, be generally furnished with reinforcing cage, the minor diameter deposited reinforced concrete pile adopting pressure injection concrete, cement mortar or adopt process by stone throwing and squeezing method to be formed, is also called small-diameter cast-in-place bored pile or mini pile.Because the shape after pile is gained the name as " tree root ".Root pile can be vertical, also can be to tilt.Construction plant needed for root pile and operating space less, can construct at indoor employing small-sized drill.Be mainly used in tiny Ti handing process, overbuilding story or connect build, retaining wall reinforcement, building anti-floating or bracing of foundation pit etc.But root pile intensity is lower relative to other pile foundations, is applicable to medium and small building reinforce and uses, and root pile construction needs mud off, very easily causes the pollution of construction plant environment.Adopt root pile, require higher to site environment, on site environment impact comparatively greatly, then drop into comparatively large to protection of the environment, construction period is longer, and cost is too high for mud off and cement paste.
3, grouting steel pipe pile
Grouting steel pipe pile, construction method contains traditional anchor jacked pile, pit static pressure method, to new construction, grouting steel pipe pile generally adopts rig or luoyang spade pore-forming, then the technique of steel pipe hole-sealing grouting is again implanted, when adopting hole-sealing grouting construction, enough sealed borehole lengths should be had, ensure the formation of grouting pressure.Its bearing capacity of grouting steel pipe pile is minimum, is only applicable to the ground stabilization of small building, because work progress needs mud, also very easily causes environment pollution.Grouting steel pipe pile, on-the-spot pore-forming difficulty is large, and bearing capacity is less can not meet the demands.
The engineerings such as ground stabilization, pile foundation underpinning, extra floor building all need newly-increased pile foundation.But can not remove or destroy in existing building structure; building is more weak without rigid foundation, basis, basis should not expose and maybe can not expose; site environment protection requires high; narrow space region, in gorge, under the prerequisite that needs to be close to the condition restrictions such as the construction of building the foot of a wall or partition wall construction; above three kinds of pile foundation construction device and methods can not meet the field conditions such as this engineering Soft Clay, building foundation, environmental protection requirement and limitations simultaneously; be difficult to or can complete but construction period very long, construction cost is higher.
Utility model content
Technical problem to be solved in the utility model is, a kind of pile foundation construction device is provided, with in narrow space region, gorge, be close to the construction of building the foot of a wall or the complicated environmental condition such as partition wall construction under and carry out the construction of newly-increased pile foundation under soft soil condition, build, extend the construction of the pile foundations such as ground stabilization, pile foundation underpinning, extra floor building to be applicable to house.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of pile foundation construction device, comprise steel pipe pile, described steel pipe pile comprises the steel pipe that more piece is fixedly connected with, the bottom of steel pipe described in minor details upwards extends along its inwall direction and is welded with steel plate, described in minor details, the bottom of steel pipe is welded with shoe, and described shoe is exposed to the bottom of described steel pipe; There is along its inwall is extended the pile monkey being filled into the slurry in described steel pipe pile for hammering on the top of described steel pipe pile downwards; Described pile monkey is fixedly connected with by the rope of hoist engine, and described pile monkey is by described hoist engine vertical-lift or whereabouts; Described hoist engine is arranged on centered by the construction location of steel pipe pile, with certain length be radius circumference range within.
Further, the pile foundation construction device that the utility model provides, the upper end of described pile monkey is provided with jack, and described pile monkey also comprises the latch matched with described jack.
Further, the pile foundation construction device that the utility model provides, is provided with interior lining ring between the bottom of steel pipe described in described minor details and described steel plate.
Compared with prior art, the construction equipment of pile foundation of the present utility model is by the lifting of pile monkey and fall to steel pipe pile being carried out to the object of pile sinking to utility model utility model utility model utility model utility model utility model.Pass through in the deep insertion soil layer of shoe when steel pipe pile sinks, the steel plate in the minor details steel pipe of steel pipe pile is for carrying hammering gravity when pile monkey falls.Pile monkey is by described hoist engine vertical-lift or whereabouts, hoist engine is arranged on the optional position within circumference range that the certain length centered by the construction location of steel pipe pile is radius, due to can the adjusting within the circumference range at the center of the construction location of steel pipe pile of position of hoist engine, therefore, can in narrow space region at the utility model, in gorge, under being close to the complicated environmental conditions such as the construction of building the foot of a wall or partition wall construction, pile foundation is constructed, soft soil condition can also be had at the construction field (site), by the position adjusting hoist engine, pile foundation is constructed, to avoid the position of soft soil property, when the periphery of job site is all soft soil property, hoist engine can be arranged on the center of the construction location of steel pipe pile, within the circumference range being radius with the distance of preseting length far away, to construct to the pile foundation of steel pipe pile.Hoist engine of the present utility model can be arranged on outside or the inner side of inhering architecture, and steel pipe pile can be arranged on inner side or the outside of inhering architecture, therefore, has the advantage in complex condition easy construction.Go for the construction that house is built, extended the pile foundations such as ground stabilization, pile foundation underpinning, extra floor building.Because pile foundation of the present utility model have employed pile monkey and hoist engine; therefore; can not remove or not destroy existing building structure, or building without rigid foundation, more weak, basis, basis should not expose the complex environment such as maybe can not to expose under or claimed site environment is carried out to the construction of pile foundation.That is, the utility model by the impact of limitations, centered by the construction location of steel pipe pile, to adjust within the circumference range of the radius of setpoint distance, can be promoted by hoist engine or the pile monkey that falls, to complete the construction to pile foundation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pile foundation construction device of the utility model one embodiment;
Fig. 2 is the structural representation of the steel pipe pile of the utility model one embodiment;
Fig. 3 is the plan structure schematic diagram of the shoe of the utility model one embodiment;
Fig. 4 is the plan structure schematic diagram of the shoe of the another embodiment of the utility model;
Fig. 5-6 is process schematic of pile extension in the pile foundation construction method of the utility model one embodiment;
Fig. 7-9 is pile splicing structure schematic diagrames of the utility model one embodiment.
Shown in figure: 10, ground line, 20, inhering architecture, 21, inhering architecture ground, 30, steel pipe pile, 31, steel pipe, 311, lower joint steel pipe, 312, upper joint steel pipe, 32, steel plate, 33, shoe, 34, pile monkey, 341, jack, 342, latch, 35, internal lining pipe, 36, solder joint, 37, sleeve pipe, 38, welding, 40, slurry, 50, hoist engine, 51, rope, 60, base.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail:
Embodiment one
Please refer to Fig. 1 to 4, the present embodiment one provides a kind of pile foundation construction device, comprise steel pipe pile 30, described steel pipe pile 30 comprises the steel pipe 31 that more piece is fixedly connected with, the bottom of steel pipe 31 described in minor details upwards extends along its inwall direction and is welded with steel plate 32, described in minor details, the bottom of steel pipe 31 is welded with shoe 33, and described shoe 33 is exposed to the bottom of described steel pipe 31; There is along its inwall is extended the pile monkey 34 being filled into the slurry 40 in described steel pipe pile 30 for hammering on the top of described steel pipe pile 30 downwards; Described pile monkey 34 is fixedly connected with by the rope 51 of hoist engine 50, and described pile monkey 34 is by the vertical-lift of described hoist engine 50 or whereabouts; Described hoist engine 50 is arranged on centered by the construction location of steel pipe pile 30, with certain length be radius circumference range within optional position, be such as arranged on outside or the inner side of building 10.Wherein, rope 51 is wire rope or nylon rope.Wherein, hoist engine 50 is manual hoist or electric winch.
Please refer to Fig. 1 to 4, wherein, the plan structure of shoe 33 can be cross, also can be M shape.The region of cross or rice word centre is gap, and the side of cross or M shape shape and shoe 33 encloses bullet.In present embodiment, be that criss-cross shoe 33 is called cross pointed stake by plan structure, the shoe 33 of M shape is called a meter word pointed stake.The advantage of cross pointed stake and rice word pointed stake is, its gap, when inserting in soil layer, can reduce the resistance that shoe 33 enters soil layer, steel pipe pile 30 is inserted in soil layer fast by shoe.
The construction equipment of pile foundation of the present utility model is by the lifting of pile monkey 34 and fall to steel pipe pile 30 being carried out to the object of pile sinking.By in the deep insertion soil layer of shoe 33 when steel pipe pile 30 sinks, the steel plate 32 in the minor details steel pipe of steel pipe pile 30 is for carrying hammering gravity when pile monkey 34 falls.Pile monkey 34 is by the vertical-lift of described hoist engine 50 or whereabouts, hoist engine 50 is arranged on centered by the construction location of steel pipe pile 30, within the circumference range being radius with the certain length of such as 0.1 meter to 10 meters, due to can the adjusting within the circumference range at the center of the construction location of steel pipe pile 30 of position of hoist engine 50, therefore, can in narrow space region at the utility model, in gorge, under being close to the complicated environmental conditions such as the construction of building the foot of a wall or partition wall construction, pile foundation is constructed, soft soil condition can also be had at the construction field (site), by the position adjusting hoist engine, pile foundation is constructed, to avoid the position of soft soil property, base 60 can also be laid on the surface of soft soil property, hoist engine 50 is arranged at base 60 and carries out construction operation, hoist engine 50 is made directly not contact soft soil property, the base 60 of hoist engine 50 is greater than by its surface area, to increase the lifting surface area to soft soil property, thus make hoist engine 50 can be issued to the object of construction operation at soft soil condition, certainly wheel can also be set in the bottom of hoist engine 50, to be adjusted the distance of the construction location of hoist engine 50 and pile foundation comparatively efficiently by wheel, when the periphery of job site is all soft soil property, hoist engine can be arranged on the center of the construction location of steel pipe pile 30, within the circumference range being radius with length far away such as 15 meters to 30 meters, to construct to the pile foundation of steel pipe pile 30.Hoist engine 50 of the present utility model can be arranged on outside or the inner side of inhering architecture 10, and steel pipe pile 30 can be arranged on inner side or the outside of inhering architecture 10, therefore, has the advantage in complex condition easy construction.Go for the construction that house is built, extended the pile foundations such as ground stabilization, pile foundation underpinning, extra floor building.Because pile foundation of the present utility model have employed pile monkey 34 and hoist engine 50; therefore; can not remove or not destroy existing building structure, or building without rigid foundation, more weak, basis, basis should not expose the complex environment such as maybe can not to expose under or claimed site environment is carried out to the construction of pile foundation.That is, the utility model, can centered by the construction location at steel pipe pile 30 by the impact of limitations, with certain length be radius circumference range within optional position adjust, promoted by hoist engine 50 or the pile monkey 34 that falls, to complete the construction to pile foundation.
Please refer to Fig. 5, Fig. 6, as preferably embodiment, the pile foundation construction device that the utility model provides, the upper end of described pile monkey 34 is provided with the jack 341 of the axial direction running through pile monkey 34, and described pile monkey 34 also comprises the latch 342 matched with described jack 341.The steel pipe 31 of the steel pipe pile 30 of present embodiment at least comprises lower joint steel pipe 311 and upper joint steel pipe 312.The design of latch 342 and jack 342, when being to be pile extension, pile monkey 34 is risen to the nozzle position of minor details steel pipe, in present embodiment, minor details steel pipe is lower joint steel pipe 311, by latch 342 through after the jack 341 of pile monkey 34, the horizontal nozzle position at lower joint steel pipe 311, the rope 51 that the pile monkey 34 disconnecting hoist engine 50 is fixedly connected with, by rope 51 through after upper joint steel pipe 312, then rope 51 is fixedly connected with pile monkey 34.Thus realize the object of pile extension.
Please refer to Fig. 2, as preferably embodiment, the pile foundation construction device that the utility model provides, is provided with interior lining ring 35 between the bottom of steel pipe 31 described in described minor details and described steel plate 32.Interior lining ring 35 is for supporting steel plate 32, and when pile monkey 34 falls, interior lining ring 35 can increase the supporting capacity of steel plate 32.Interior lining ring 35 can also be replaced with steel column.
Embodiment two
Please refer to Fig. 5 to 6, the present embodiment two provides a kind of pile foundation construction method adopting the pile foundation construction device of embodiment one, comprises the following steps:
Step S1, according to the construction location of job site mark steel pipe pile 30;
Step S2, is arranged on hoist engine 50 centered by the construction location of steel pipe pile 30, with certain length be radius circumference range within optional position;
Step S3, lifts steel pipe pile 30, makes steel pipe pile 30 be lifted into its construction location;
Step S4, pours into slurry 40 in steel pipe pile 30;
Step S5, calibrates the verticality of steel pipe pile 30, makes steel pipe pile 30 and the verticality of ground line 10 be the error of positive and negative 5%;
Step S6, puts into pile monkey 34 in steel pipe pile 30, carries out impact pile driving to the steel pipe pile 30 after calibration by pile monkey 34, makes steel pipe pile 30 sink to reaching the object of pile sinking, and adds slurry 40 according to the chip situation of slurry 40;
Step S7, after the submergence depth of steel pipe pile 30 reaches designing requirement or meets piling control overflow, stops piling, to complete the construction of pile foundation.
Wherein, Fig. 5 is the process schematic in pile foundation construction method before pile extension; Process schematic in Fig. 6 pile foundation construction method before and after pile extension.Please refer to Fig. 5, in pile extension process, first upper joint steel pipe 312 is placed on ground line 10, after pile monkey 34 being promoted by hoist engine 50, insert in the jack 341 of pile monkey 34 by latch 342, by the top of horizontal for the latch 342 lower joint steel pipe 311 in construction, disconnect the rope 51 be connected with pile monkey 34, after penetrating joint steel pipe 312, then rope 51 is connected with lower joint steel pipe 311; Then, please refer to Fig. 6, from the jack 341 of pile monkey 34, remove latch 342, make it sink to the bottom of lower joint steel pipe 311 by hoist engine 50 pile monkey 34 that falls, after the righting of upper joint steel pipe 312, after aiming at lower joint steel pipe 311, carry out pile extension.
The construction method of pile foundation of the present utility model is the construction equipment of the pile foundation based on embodiment one, there are whole technique effects of the construction equipment of pile foundation, be applicable to the construction that house is built, extended the pile foundations such as ground stabilization, pile foundation underpinning, extra floor building, can in narrow space region, gorge, be close to the construction of building the foot of a wall or the complicated environmental condition such as partition wall construction under and carry out the construction of newly-increased pile foundation under soft soil condition.Compared with prior art, the method has short construction period, not by the advantage of limitations restriction.
As preferably embodiment, the construction method of the pile foundation that the utility model provides, in order to ensure the verticality in steel pipe pile 30 pile driving process, when constructing, also comprise the step that the longitudinal center line axial centre of pile monkey 34 being aimed at steel pipe pile 30 carries out impact pile driving.Pile monkey 34 and the position of steel pipe pile 30 can also being checked every 3 meters to 5 meters, carrying out the step adjusted when there being deviation.
As preferably embodiment, the construction method of the pile foundation that the utility model provides, in order to ensure the verticality in the pile driving process of steel pipe pile 30 further, the outer wall being also included in the steel pipe pile 30 (i.e. the steel pipe 31 of Hot work in progress) of impact pile driving pre-sets a vertical mark line, by laser hang down instrument injection reticle alignment described in vertical mark line, after each hammering, whether point-blank to check cross hairs and vertical mark line.If point-blank, then ensure that the verticality of steel pipe pile 30, if not point-blank, after the verticality of steel pipe pile 30 is calibrated, then carry out the step of impact pile driving.
As preferably embodiment, the construction method of the pile foundation that the utility model provides, pile frame (not shown) can also be set at the inwall of steel pipe pile 30, pile frame is sheathed on the outside of pile monkey 34, in pile monkey 34 dropping process, checked the deviation of steel pipe pile 30 by the distance between pile frame and steel pipe pile 30 inwall.
As preferably embodiment, the construction method of the pile foundation that the utility model provides, when the steel pipe 31 of steel pipe pile 30 is more piece, after every hammering steel pipe 31, the step whether the rice number adopting laser range finder measurement steel pipe 31 to sink is consistent with the rice number preset.Such as after each hammering steel pipe 31, laser range finder is placed on the inner tubal wall of this steel pipe 31, the laser rays reflected by laser range finder is less than 3mm from the inner tubal wall of steel pipe 31, by the reading inspection of laser resilience and steel pipe 31 actual sink the degree of depth whether consistent, whether reach designing requirement with the degree of depth checking steel pipe 31 to insert soil layer.
Please refer to Fig. 7, as preferably embodiment, the construction method of the pile foundation that the utility model provides, when steel pipe pile 30 is plurality of sections of steel pipes 31, also comprise the step of adjacent two joint steel pipes 31 being carried out pile extension.Wherein, the method of pile extension comprises, after the internal diameter of a segment distance is expanded by reamer in the top of the lower joint steel pipe 311 of adjacent two joint steel pipes 31 below its inwall, upper joint steel pipe 312 is inserted in the internal diameter after the reaming of lower joint steel pipe 311, and lower joint steel pipe 311 with on save steel pipe 312 phase cross surface weld.By the pile extension method of chambering process, due to lower joint steel pipe 311 with on save steel pipe 312 lateral surface only have a phase cross surface, namely only have the solder joint 36 of this phase cross surface, the phase cross surface of inner side, directly inserts connection, therefore, there is reliable in quality, short construction period, high efficient construction.
Please refer to Fig. 8, as preferably embodiment, the construction method of the pile foundation that the utility model provides, a kind of pile extension method is also provided, when adjacent two joint steel pipes 31 are fixedly connected with, after the end of adjacent two joint steel pipes 31 and end in contact contraposition, cover parcel at the lateral surface of its intersection location and be provided with a sleeve pipe 37, sleeve pipe 37 should have certain length, such as 3mm, a part for steel pipe 31 is often saved with parcel, and weld with the contact surface often saving steel pipe 31 (saving steel pipe 311 and upper joint steel pipe 312 such as) at sleeve pipe 37, that is, solder joint 36 is distributed in two phase cross surfaces of sleeve pipe 37, there are two solders side.The steel pipe pile 30 that this kind of pile extension method is formed, there is Stability Analysis of Structures, the advantages such as tensile resistance is strong, the intensity of stress when can bear steel pipe pile 30 impact pile driving and the reaction force of soil layer, during to avoid steel pipe pile 30 impact pile driving, there is the situation of fracture in the pile extension positions of adjacent two joint steel pipes 31.
Please refer to Fig. 8, Fig. 9, in order to strengthen the intensity of the pile extension of adjacent two joint steel pipes 31 further, be uniformly distributed several weldings 38 at the lateral surface of sleeve pipe to the lateral surface that adjacent two save steel pipes 31, the welding quantity in present embodiment is 6.
The utility model is not limited to above-mentioned detailed description of the invention, and all various changes done in the spirit and scope of claims of the present utility model, all within protection domain of the present utility model.
Claims (3)
1. a pile foundation construction device, comprise steel pipe pile (30), described steel pipe pile (30) comprises the steel pipe (31) that more piece is fixedly connected with, the bottom of steel pipe described in minor details (31) upwards extends along its inwall direction and is welded with steel plate (32), the bottom of steel pipe described in minor details (31) is welded with shoe (33), and described shoe (33) is exposed to the bottom of described steel pipe (31); There is along its inwall is extended the pile monkey (34) being filled into the slurry (40) in described steel pipe pile (30) for hammering on the top of described steel pipe pile (30) downwards; Described pile monkey (34) is fixedly connected with by the rope (51) of hoist engine (50), and described pile monkey (34) is by (50) vertical-lift of described hoist engine or whereabouts; Described hoist engine (50) is arranged on centered by the construction location of steel pipe pile (30), with certain length be radius circumference range within optional position.
2. pile foundation construction device as claimed in claim 1, it is characterized in that, the upper end of described pile monkey (34) is provided with jack (341), and described pile monkey (34) also comprises the latch (342) matched with described jack (341).
3. pile foundation construction device as claimed in claim 1, is characterized in that, be provided with interior lining ring (35) between the bottom of steel pipe (31) described in described minor details and described steel plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528845.8U CN204875761U (en) | 2015-07-21 | 2015-07-21 | Pile foundation construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528845.8U CN204875761U (en) | 2015-07-21 | 2015-07-21 | Pile foundation construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204875761U true CN204875761U (en) | 2015-12-16 |
Family
ID=54820153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520528845.8U Expired - Fee Related CN204875761U (en) | 2015-07-21 | 2015-07-21 | Pile foundation construction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204875761U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064328A (en) * | 2015-07-21 | 2015-11-18 | 上海市民防地基勘察院有限公司 | Construction device and method for pile foundation |
| CN108894262A (en) * | 2018-06-29 | 2018-11-27 | 华南理工大学 | A kind of high pile foundation steel sleeve reinforced construction method and device |
-
2015
- 2015-07-21 CN CN201520528845.8U patent/CN204875761U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064328A (en) * | 2015-07-21 | 2015-11-18 | 上海市民防地基勘察院有限公司 | Construction device and method for pile foundation |
| CN108894262A (en) * | 2018-06-29 | 2018-11-27 | 华南理工大学 | A kind of high pile foundation steel sleeve reinforced construction method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105064328A (en) | Construction device and method for pile foundation | |
| US20220098817A1 (en) | Method for constructing structure | |
| CN109024651B (en) | Steel pipe concrete mixed pile foundation and construction method | |
| CN204370469U (en) | A kind of drilled pile long leg jacket offshore wind turbine foundation | |
| CN104895055A (en) | Building grouting pile foundation construction method | |
| CN111962504A (en) | Construction method for covering and digging top-down permanent steel pipe column | |
| CN112663600A (en) | Construction method of cast-in-situ bored pile for water-rich sandy stratum | |
| CN112267472A (en) | Construction process for foundation pit support of inclined pile of advanced mixing pile | |
| CN105780806A (en) | Offshore wind turbine foundation for long-leg jacket of drilling piles and construction method of offshore wind turbine foundation | |
| CN112761076A (en) | Lock catch steel pipe pile cofferdam applied to water level change condition and construction method | |
| CN106988305A (en) | A kind of pile-column pier construction method of underground integrated molding | |
| CN103485347A (en) | Batter pile used for building foundation pit support and construction method thereof | |
| CN204875761U (en) | Pile foundation construction equipment | |
| CN104121895A (en) | Soft soil area plane height measurement control point and embedding method thereof | |
| CN102220764B (en) | Construction method of deep foundation pit bracing system | |
| CN106149745A (en) | A kind of truss type steel tube grouting pile basis and construction method thereof | |
| CN113605377A (en) | Rock stratum ultra-deep steel pipe column and uplift pile combined construction process | |
| CN205917713U (en) | Truss -like steel pipe slip casting pile foundation | |
| CN218148483U (en) | Tower crane foundation structure | |
| CN202969333U (en) | Steel truss rock-socketed wharf structure | |
| CN212656218U (en) | Heavy pile machine load underpinning structure | |
| CN105256848B (en) | Coordinating and controllable soil digging and slant rectifying method in roadway | |
| CN114892648A (en) | Construction method for upright post pile and uplift pile | |
| CN104234039B (en) | The displacement apparatus of a kind of cast-in-situ bored pile emptying aperture part implant and method | |
| CN111809615A (en) | Heavy pile machine load underpinning structure and construction method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20180721 |